Number of nXnXn triangular 0..3 arrays with some element plus some adjacent element totalling 3+1 exactly once.
A270505
Number of nXnXn triangular 0..3 arrays with some element plus some adjacent element totalling 3+1 exactly once.
Terms
- a(0) =0a(1) =21a(2) =1137a(3) =132474a(4) =34889103a(5) =22383193638
External references
- oeis: A270505